public string Request(string service, string msg, int timeoutmsec)
{
string resp = string.Empty;
LinkAddress address = config.ReqRep.FindLinkAddress(service);
if (address == null)
{
return(resp);
}
bool pollResult = false;
string requestId = Guid.NewGuid().ToString();
using (NetMQContext context = NetMQContext.Create())
{
NetMQSocket client = context.CreateRequestSocket();
client.Options.Linger = TimeSpan.Zero;
client.Options.Identity = Encoding.UTF8.GetBytes(requestId);
client.Connect(address.Address);
try
{
byte[] data = Encoding.UTF8.GetBytes(msg);
client.Send(data);
}
catch (Exception)
{
client.Disconnect(address.Address);
client.Dispose();
return(resp);
}
client.ReceiveReady += ClientOnReceiveReady;
pollResult = client.Poll(TimeSpan.FromMilliseconds(timeoutmsec));
client.ReceiveReady -= ClientOnReceiveReady;
client.Disconnect(address.Address);
client.Dispose();
}
if (pollResult)
{
if (responseMsgs.ContainsKey(requestId))
{
responseMsgs.TryRemove(requestId, out resp);
}
}
return(resp);
}
public void Dispose()
{
if (_poller != null)
{
_poller.RemoveSocket(_worker);
_poller.RemoveTimer(_heartbeatTimer);
_poller = null;
}
if (_heartbeatTimer != null)
{
_heartbeatTimer.Elapsed -= heartbeatTimer_Elapsed;
_heartbeatTimer = null;
}
if (_scheduler != null)
{
//_scheduler.Dispose();
}
if (_worker != null)
{
_worker.ReceiveReady -= _worker_ReceiveReady;
_worker.Disconnect("tcp://localhost:5556");
}
}
/// <summary>
/// Stop the server.
/// </summary>
public void StopServer()
{
if (!ServerRunning)
{
return;
}
_poller?.Stop();
_poller?.Dispose();
lock (_socketLock)
{
if (_socket != null)
{
try
{
_socket.Disconnect(_connectionString);
}
finally
{
_socket.ReceiveReady -= SocketReceiveReady;
_socket.Close();
_socket = null;
}
}
}
_poller = null;
}
/// <summary>
/// Stops the Client
/// </summary>
public void Stop()
{
isDone = true;
listenerThread.Join();
clientSocket.Disconnect(clientConnectionString);
clientSocket.Close();
}
protected override void StopConnection()
{
socket.Disconnect("tcp://localhost:5555");
Debug.Log("Stopping Connection");
socket.Dispose();
NetMQConfig.Cleanup();
isRunning = false;
}
private void InternalClose()
{
try
{
m_monitoringSocket.Disconnect(Endpoint);
}
catch (Exception)
{}
finally
{
IsRunning = false;
m_isStoppedEvent.Set();
}
}
internal static void Stop(this NetMQSocket socket, string address, SocketType socketType)
{
switch (socketType)
{
case SocketType.Client:
socket.Disconnect(address);
break;
case SocketType.Server:
socket.Unbind(address);
break;
default:
throw new ArgumentException(string.Format("Unknown SocketType {0}", socketType), "socketType");
}
socket.Close();
}
private static bool TryRequest(NetMQContext context, string endpoint, string requestString)
{
Console.WriteLine("Trying echo service at {0}", endpoint);
NetMQSocket client = context.CreateRequestSocket();
client.Options.Linger = TimeSpan.Zero;
client.Connect(endpoint);
client.Send(requestString);
client.ReceiveReady += ClientOnReceiveReady;
bool pollResult = client.Poll(TimeSpan.FromMilliseconds(REQUEST_TIMEOUT));
client.ReceiveReady -= ClientOnReceiveReady;
client.Disconnect(endpoint);
client.Dispose();
return(pollResult);
}
/// <summary>
/// Stops the server.
/// </summary>
public void StopServer()
{
if (!ServerRunning)
{
return;
}
poller?.Stop();
poller?.Dispose();
lock (publisherSocketLock)
{
if (publisherSocket != null)
{
try
{
publisherSocket.Disconnect(publisherConnectionString);
}
finally
{
publisherSocket.Close();
publisherSocket = null;
}
}
}
lock (requestSocketLock)
{
if (requestSocket != null)
{
try
{
requestSocket.Disconnect(requestConnectionString);
}
finally
{
requestSocket.ReceiveReady -= RequestSocketReceiveReady;
requestSocket.Close();
requestSocket = null;
}
}
}
poller = null;
}
private void TerminateClient(NetMQSocket client)
{
client.Disconnect(Address.OriginalString);
client.Close();
}
public void Disconnect(string address)
{
Socket.Disconnect(address);
EndPoints.Remove(address);
}
private static void TerminateClient(NetMQSocket client)
{
client.Disconnect(ServerEndpoint);
client.Close();
}
/// <summary>
/// Disconnects from the validator
/// </summary>
public void Disconnect()
{
Socket.Disconnect(Address);
Poller.StopAsync();
}
public void Disconnect(Uri address) => socket.Disconnect(address.ToSocketAddress());
/// <summary>
/// Disconnects from the server.
/// </summary>
public void Disconnect(bool cancelStreams = true)
{
//start by canceling all active real time streams
if (cancelStreams)
{
while (RealTimeDataStreams.Count > 0)
{
CancelRealTimeData(RealTimeDataStreams.First().Instrument);
}
}
_running = false;
if (_poller != null && _poller.IsStarted)
{
_poller.Stop(true);
}
if (_heartBeatTimer != null)
{
_heartBeatTimer.Stop();
}
if (_dealerLoopThread != null && _dealerLoopThread.ThreadState == ThreadState.Running)
{
_dealerLoopThread.Join(10);
}
if (_reqSocket != null)
{
try
{
_reqSocket.Disconnect(string.Format("tcp://{0}:{1}", _host, _realTimeRequestPort));
}
catch
{
_reqSocket.Dispose();
_reqSocket = null;
}
}
if (_subSocket != null)
{
try
{
_subSocket.Disconnect(string.Format("tcp://{0}:{1}", _host, _realTimePublishPort));
}
catch
{
_subSocket.Dispose();
_subSocket = null;
}
}
if (_dealerSocket != null)
{
try
{
_dealerSocket.Disconnect(string.Format("tcp://{0}:{1}", _host, _historicalDataPort));
}
catch
{
_dealerSocket.Dispose();
_dealerSocket = null;
}
}
}
private static void TerminateClient(NetMQSocket client)
{
client.Disconnect(ServerEndpoint);
client.Close();
}
public void Execute(NetMQSocket socket)
{
socket.Disconnect(_address);
}
